Seiko Cal. 5284 - 273

The Seiko 5284-273 represents an important milestone in Seiko's 1992 lineup. Powered by the 5284 caliber with 21j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-c030e034c1b3]

Also known as: Sumo, Panda

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1992

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